How to conquer cognitive decline, one game at a time.
By fine-tuning its software and hardware, IBM has boosted the speed of a supercomputer by nearly 600 percent.
New biosensors could provide an inexpensive and portable way to detect everything from drugs to signs of cancer.
As President Bush talks up the need for more research, scientists are making advances in hybrids and all-electric vehicles.
Forget about the hydrogen economy. Methanol is the key to weaning the world off oil. George Olah tells us how to do it.
Hybrid vehicles operating in an unusual environment are lifting the prospects of fuel cells.
Europeans are rethinking the merits of nuclear energy and whether to build new plants, says energy executive Lars Josefsson.
Experts say too much funding is going into hydrogen at the expense of near-term technologies.
Peugeot and other automakers are combining diesels and hybrids -- and raising the efficiency bar.
New technologies are transforming an old workhorse, promising all-electric lawnmowers and hybrid military vehicles.